it's fictitious. i build cars, so i thought it a worthy task. jenna: i got a look at the car, and it is pretty incredible. why is it worth $620,000? >> well, um, that's a complex answer. [laughter] you can see that, i mean, there is only one, it is the only real batmobile in the world that's turbopowerred and a tremendous amount of engineering and skill set goo into that. actually, quite frngly, given the world market that will be a good why. jenna: ah, there you are, the car salesman. it's a good deal. >> it is. jenna: you say there's some myths about this car. you say turbine engine, but what about the exhaust pipes? how authentic is this batmobile? >> well, regarding the movie and the fictitious nature of that, it was done by artists and such. so to bring something like that to fruition in reality, a lot of engineering considerations had to be done. of course, i can make it blow fire, but naturally when you're